[INFO] fetching crate rust-hashcash 0.3.2...
[INFO] testing rust-hashcash-0.3.2 against try#03a1ea71b075ab964b5278bc6e74cd6c52c36ee0 for pr-74409
[INFO] extracting crate rust-hashcash 0.3.2 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate rust-hashcash 0.3.2 on toolchain 03a1ea71b075ab964b5278bc6e74cd6c52c36ee0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+03a1ea71b075ab964b5278bc6e74cd6c52c36ee0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate rust-hashcash 0.3.2
[INFO] finished tweaking crates.io crate rust-hashcash 0.3.2
[INFO] tweaked toml for crates.io crate rust-hashcash 0.3.2 written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate crates.io crate rust-hashcash 0.3.2 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+03a1ea71b075ab964b5278bc6e74cd6c52c36ee0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env@sha256:38e1b949b06cde1964af550a6e548bd9b2b2ea170003ae122f8fc0886596cc07" "/opt/rustwide/cargo-home/bin/cargo" "+03a1ea71b075ab964b5278bc6e74cd6c52c36ee0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 8c37f7e3627c9721c627d706355907dd25e54d9541e4aa1a5df34d01d7afca87
[INFO] running `Command { std: "docker" "start" "-a" "8c37f7e3627c9721c627d706355907dd25e54d9541e4aa1a5df34d01d7afca87", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8c37f7e3627c9721c627d706355907dd25e54d9541e4aa1a5df34d01d7afca87", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8c37f7e3627c9721c627d706355907dd25e54d9541e4aa1a5df34d01d7afca87", kill_on_drop: false }`
[INFO] [stdout] 8c37f7e3627c9721c627d706355907dd25e54d9541e4aa1a5df34d01d7afca87
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env@sha256:38e1b949b06cde1964af550a6e548bd9b2b2ea170003ae122f8fc0886596cc07" "/opt/rustwide/cargo-home/bin/cargo" "+03a1ea71b075ab964b5278bc6e74cd6c52c36ee0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] dc429d5b41d7df5c2ef341620ce90d1da854439299acae9b6b28efed1490bfbc
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "dc429d5b41d7df5c2ef341620ce90d1da854439299acae9b6b28efed1490bfbc", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.70
[INFO] [stderr]    Compiling autocfg v1.0.0
[INFO] [stderr]    Compiling byteorder v1.3.4
[INFO] [stderr]    Compiling cfg-if v0.1.10
[INFO] [stderr]    Compiling ppv-lite86 v0.2.7
[INFO] [stderr]    Compiling simpl v0.1.0
[INFO] [stderr]    Compiling digest v0.8.1
[INFO] [stderr]    Compiling log v0.4.8
[INFO] [stderr]    Compiling num-traits v0.2.11
[INFO] [stderr]    Compiling num-integer v0.1.42
[INFO] [stderr]    Compiling block-buffer v0.7.3
[INFO] [stderr]    Compiling sha3 v0.8.2
[INFO] [stderr]    Compiling sha-1 v0.8.2
[INFO] [stderr]    Compiling getrandom v0.1.14
[INFO] [stderr]    Compiling time v0.1.43
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling chrono v0.4.11
[INFO] [stderr]    Compiling rust-hashcash v0.3.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `crate::check`
[INFO] [stdout]    --> src/lib.rs:375:9
[INFO] [stdout]     |
[INFO] [stdout] 375 |     use crate::check;
[INFO] [stdout]     |         ^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::Stamp`
[INFO] [stdout]    --> src/lib.rs:376:9
[INFO] [stdout]     |
[INFO] [stdout] 376 |     use crate::Stamp;
[INFO] [stdout]     |         ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::to_iso_32bit_safe`
[INFO] [stdout]    --> src/lib.rs:377:9
[INFO] [stdout]     |
[INFO] [stdout] 377 |     use crate::to_iso_32bit_safe;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `day_of_week` is never read
[INFO] [stdout]   --> src/lib.rs:44:13
[INFO] [stdout]    |
[INFO] [stdout] 44 |             day_of_week %= 7;
[INFO] [stdout]    |             ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_assignments)]` on by default
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 16.73s
[INFO] running `Command { std: "docker" "inspect" "dc429d5b41d7df5c2ef341620ce90d1da854439299acae9b6b28efed1490bfbc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dc429d5b41d7df5c2ef341620ce90d1da854439299acae9b6b28efed1490bfbc", kill_on_drop: false }`
[INFO] [stdout] dc429d5b41d7df5c2ef341620ce90d1da854439299acae9b6b28efed1490bfbc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env@sha256:38e1b949b06cde1964af550a6e548bd9b2b2ea170003ae122f8fc0886596cc07" "/opt/rustwide/cargo-home/bin/cargo" "+03a1ea71b075ab964b5278bc6e74cd6c52c36ee0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] cd66da4ec52b4309c635ce1e5967711a6151930a70b32d742835291f2ce1689a
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "cd66da4ec52b4309c635ce1e5967711a6151930a70b32d742835291f2ce1689a", kill_on_drop: false }`
[INFO] [stderr]    Compiling rust-hashcash v0.3.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `crate::check`
[INFO] [stdout]    --> src/lib.rs:375:9
[INFO] [stdout]     |
[INFO] [stdout] 375 |     use crate::check;
[INFO] [stdout]     |         ^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::Stamp`
[INFO] [stdout]    --> src/lib.rs:376:9
[INFO] [stdout]     |
[INFO] [stdout] 376 |     use crate::Stamp;
[INFO] [stdout]     |         ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::to_iso_32bit_safe`
[INFO] [stdout]    --> src/lib.rs:377:9
[INFO] [stdout]     |
[INFO] [stdout] 377 |     use crate::to_iso_32bit_safe;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `day_of_week` is never read
[INFO] [stdout]   --> src/lib.rs:44:13
[INFO] [stdout]    |
[INFO] [stdout] 44 |             day_of_week %= 7;
[INFO] [stdout]    |             ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_assignments)]` on by default
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `day_of_week` is never read
[INFO] [stdout]   --> src/lib.rs:44:13
[INFO] [stdout]    |
[INFO] [stdout] 44 |             day_of_week %= 7;
[INFO] [stdout]    |             ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_assignments)]` on by default
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.98s
[INFO] running `Command { std: "docker" "inspect" "cd66da4ec52b4309c635ce1e5967711a6151930a70b32d742835291f2ce1689a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cd66da4ec52b4309c635ce1e5967711a6151930a70b32d742835291f2ce1689a", kill_on_drop: false }`
[INFO] [stdout] cd66da4ec52b4309c635ce1e5967711a6151930a70b32d742835291f2ce1689a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env@sha256:38e1b949b06cde1964af550a6e548bd9b2b2ea170003ae122f8fc0886596cc07" "/opt/rustwide/cargo-home/bin/cargo" "+03a1ea71b075ab964b5278bc6e74cd6c52c36ee0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] cf55a1993be4d701ea4c8d6274f2b1c083821746e9e2b5da50077e4b8ad7bcef
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "cf55a1993be4d701ea4c8d6274f2b1c083821746e9e2b5da50077e4b8ad7bcef", kill_on_drop: false }`
[INFO] [stderr] warning: unused import: `crate::check`
[INFO] [stderr]    --> src/lib.rs:375:9
[INFO] [stderr]     |
[INFO] [stderr] 375 |     use crate::check;
[INFO] [stderr]     |         ^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `crate::Stamp`
[INFO] [stderr]    --> src/lib.rs:376:9
[INFO] [stderr]     |
[INFO] [stderr] 376 |     use crate::Stamp;
[INFO] [stderr]     |         ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `crate::to_iso_32bit_safe`
[INFO] [stderr]    --> src/lib.rs:377:9
[INFO] [stderr]     |
[INFO] [stderr] 377 |     use crate::to_iso_32bit_safe;
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `day_of_week` is never read
[INFO] [stderr]   --> src/lib.rs:44:13
[INFO] [stderr]    |
[INFO] [stderr] 44 |             day_of_week %= 7;
[INFO] [stderr]    |             ^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_assignments)]` on by default
[INFO] [stderr]    = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: 4 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `day_of_week` is never read
[INFO] [stderr]   --> src/lib.rs:44:13
[INFO] [stderr]    |
[INFO] [stderr] 44 |             day_of_week %= 7;
[INFO] [stderr]    |             ^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_assignments)]` on by default
[INFO] [stderr]    = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.12s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/hashcash-02246a4bb01f9c8f
[INFO] [stdout] 
[INFO] [stdout] running 11 tests
[INFO] [stdout] test test::test_to_iso ... ok
[INFO] [stdout] test test::test_check ... ok
[INFO] [stdout] test test::test_with_bits_and_seconds ... ok
[INFO] [stdout] test test::test_mint ... ok
[INFO] [stdout] test test::test_with_resource_and_bits_and_seconds ... ok
[INFO] [stdout] test test::test_with_bits ... ok
[INFO] [stdout] test test::test_with_resource_and_bits ... ok
[INFO] [stdout] test test::test_default ... test test::test_default has been running for over 60 seconds
[INFO] [stdout] test test::test_with_resource ... test test::test_with_resource has been running for over 60 seconds
[INFO] [stdout] test test::test_with_resource_and_seconds ... test test::test_with_resource_and_seconds has been running for over 60 seconds
[INFO] [stdout] test test::test_with_secs ... test test::test_with_secs has been running for over 60 seconds
[INFO] [stdout] test test::test_with_resource ... ok
[INFO] [stdout] test test::test_default ... ok
[INFO] [stdout] test test::test_with_secs ... ok
[INFO] [stdout] test test::test_with_resource_and_seconds ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 11 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/hc-6a8cf4b48e32dd02
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests hashcash
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "cf55a1993be4d701ea4c8d6274f2b1c083821746e9e2b5da50077e4b8ad7bcef", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cf55a1993be4d701ea4c8d6274f2b1c083821746e9e2b5da50077e4b8ad7bcef", kill_on_drop: false }`
[INFO] [stdout] cf55a1993be4d701ea4c8d6274f2b1c083821746e9e2b5da50077e4b8ad7bcef